The fourth test flight of Virgin Galactic’s SpaceShipTwo took its test pilots to the very edge of space this morning, reaching just over 52 miles of altitude and a maximum speed of Mach 2.9. It’s another exciting leapfrog of the aspiring space tourism company’s previous achievements. Takeoff was at 7:30…
Source: TechCrunch – Gadgets: Virgin Galactic touches the edge of space with Mach 2.9 test flight of SpaceShipTwo